package com.qf.controller;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.api.R;
import com.qf.annotation.RequiresPermissionsDesc;
import com.qf.pojo.DtsRole;
import com.qf.service.DtsPermissionService;
import com.qf.service.DtsRoleService;
import com.qf.util.Permission;
import com.qf.util.PermissionUtil;
import com.qf.util.ResponseUtil;
import com.qf.vo.PermVo;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.apache.shiro.subject.Subject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.web.bind.annotation.*;

import java.util.*;
import java.util.stream.Collectors;

@RestController
@RequestMapping("/admin/role")
public class DtsAdminRoleController {
    @Autowired
    DtsRoleService roleService;
    @Autowired
    DtsPermissionService permissionService;

    @Autowired
    ApplicationContext context;
    @PostMapping("/permissions")
    public Object grantPermission(@RequestBody Map<String,Object> map){
        Integer roleId = (Integer) map.get("roleId");
        if(roleService.isSuperAdmin(roleId)){
            return ResponseUtil.fail(-1, "超级管理员不能修改权限");
        }
        ArrayList<String> permissions = (ArrayList) map.get("permissions");
        permissionService.updatePermission(roleId,permissions);
        return ResponseUtil.ok();
    }

    @GetMapping("/permissions")
    public Object findPermissionsById(Integer roleId){

        //获取控制器所有方法上的权限列表
        List<Permission> permissions = PermissionUtil.listPermission(context, "com.qf.controller");
        //获取所有权限字符串的列表
        Set<String> permissionStrs = PermissionUtil.listPermissionString(permissions);
        //把所有权限信息转换为前端所需要的数据格式
        List<PermVo> permVos = PermissionUtil.listPermVo(permissions);

        Map<String,Object> data = new HashMap<>();
        //写所有的权限
        data.put("systemPermissions",permVos);
        //该用户拥有的权限
        //如果该角色为超级管理员,则拥有全部权限
        //如果不是超级管理员,则查询指定角色的权限

        if (roleService.isSuperAdmin(roleId)){
            //所有权限
            data.put("assignedPermissions",permissionStrs);
        }else{
            //根据角色查询权限
            Set<String> perms = permissionService.findRoleByIds(new Integer[]{roleId});
            data.put("assignedPermissions",perms);
        }

        return ResponseUtil.ok(data);
    }









//    @RequiresPermissions("admin:role:create")
//    @RequiresPermissionsDesc(menu = { "系统管理", "角色管理" }, button = "角色添加")
//    @RequestMapping("/create")
//    public Object create(@RequestBody DtsRole role){
//        DtsRole role1=roleService.certe(role);
//        if (role1 == null){
//            return ResponseUtil.fail(-1,"用户名已经存在");
//        }else{
//            return ResponseUtil.ok(role1);
//        }
//
//    }
    @RequiresPermissions("admin:role:create")
    @RequiresPermissionsDesc(menu = { "系统管理", "角色管理" }, button = "角色添加")
    @PostMapping("/create")
    public Object create(@RequestBody DtsRole role){
        boolean flag = roleService.addDtsRole(role);
        if (flag){
            return ResponseUtil.ok(role);
        }else{
            return ResponseUtil.fail(-1,"用户名错误!");
        }
    }


    @RequiresPermissions("admin:role:update")
    @RequiresPermissionsDesc(menu = { "系统管理", "角色管理" }, button = "角色编辑")
    @PostMapping("/update")
    public Object update(@RequestBody DtsRole role){
        roleService.update(role);
        return ResponseUtil.ok();
    }


    @RequiresPermissions("admin:role:delete")
    @RequiresPermissionsDesc(menu = { "系统管理", "角色管理" }, button = "角色删除")
    @PostMapping("/delete")
    public Object delete(@RequestBody DtsRole role){
        boolean flag = roleService.delete(role);
        if (flag){
            return ResponseUtil.ok();
        }else{
            return ResponseUtil.fail(-1,"该角色不能删除");
        }
    }
    @RequiresPermissions("admin:role:list")
    @RequiresPermissionsDesc(menu = { "系统管理", "角色管理" }, button = "角色查询")
    @GetMapping("/list")
    public Object list(
            @RequestParam(name = "page",required = false,defaultValue = "1") Integer page,
            @RequestParam(name = "limit",required = false,defaultValue = "10")Integer limit,
            String sort,String order,String rolename){

        IPage<DtsRole> ipage = roleService.queryPage(page,limit,sort,order,rolename);
        Map<String,Object> data = new HashMap<>();
        data.put("total",ipage.getTotal());
        data.put("items",ipage.getRecords());
        return ResponseUtil.ok(data);
    }
    @GetMapping("/options")
    public Object options(){
        List<DtsRole> roleList = roleService.findAll();
        List<Map<String, Object>> data = roleList.stream().map(role -> {
            Map<String, Object> map = new HashMap<>();
            map.put("value", role.getId());
            map.put("label", role.getName());
            return map;
        }).collect(Collectors.toList());
        return ResponseUtil.ok(data);
    }
}
